Disadvantage of compile and go loading scheme is that

Question: Disadvantage of compile and go loading scheme is that

1.a position of memory is wasted because the case occupied by the assembler is unavailable the object program

2. it is necessary to retranslate the users program check every time it is run

3.it is very difficult to handle multiple segments especially if the source programs are in different language and to produce overlay modular programs

4.All of the above

Answer:4